Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655409 | Combined stop and control valve for supplying steam | John Howard Steenburgh, Nicholas D. Porteous | 2003-12-02 |
| 5870896 | Combined valve configuration for steam cycle units | Jens Kure-Jensen, Hideaki Miyayashiki, Tomoo Ofuji | 1999-02-16 |